
The AirTAC Airtac SCJ32 Standard Cylinder SCJ32X50-10S is a genuine double-acting SINGLE-ROD air cylinder with a rear-cap ADJUSTING SCREW: the stroke end is field-adjustable within a 10 mm range without swapping the cylinder. Ø32mm bore, 50mm nominal stroke, PT1/8 ports and adjustable end cushioning.
The SCJ32X50-10S is a compact double-acting, single-rod pneumatic cylinder with a field-adjustable stroke end, delivering 402 N of push force at 0.5 MPa. Its rear-cap adjusting screw provides up to 10 mm of fine-tuning on the stroke end position, making it ideal for commissioning trials and precision end-stop setting on small-bore automation without swapping the cylinder.
This model features a built-in magnet (-S suffix), allowing direct mounting of CMSG/DMSG/EMSG reed or solid-state sensors on the tie-rod barrel for reliable end-of-stroke detection. With a 12 mm diameter piston rod, PT1/8 ports, and a 21 mm air cushion, it operates smoothly within a 30-800 mm/s speed range and a standard -20 to +70 °C temperature window.
| Model | Airtac SCJ32 Standard Cylinder SCJ32X50-10S |
|---|---|
| Series | SCJ adjustable-stroke tie-rod cylinder |
| Bore size | Ø32 mm |
| Nominal stroke | 50 mm |
| Stroke adjustment | Up to 10 mm (rear adjusting screw) |
| Acting type | Double acting (single rod) |
| Port size | PT1/8 |
| Rod thread | M10×1.25 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Adjustable, 21 mm |
| Max stroke | Up to 1000 mm |
Specifications follow the official AirTAC SCJ (adjustable-stroke) datasheet. The rear adjusting screw sets the stroke end position; force is the same as the equivalent single-rod SC bore. Confirm against the product label before installation. Thread options: PT (standard) / G.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 kgf | |
SCJ is single-rod, so force matches the equivalent SC bore: push uses the full bore area, pull subtracts the rod area. Actual usable force is lower than theoretical due to friction and back-pressure; size with a safety margin.
| SCJ | Adjustable-stroke tie-rod cylinder series. |
|---|---|
| 32 | Bore size in mm. |
| ×50 | Nominal (maximum) stroke length in mm. |
| -10 | Adjustable-stroke range in mm (options 10/20/30/40/50/75/100). |
| -S | Optional built-in magnet for sensor position sensing. |
Related types: SC (single rod, fixed stroke), SCD (double rod), SCT (multi-position). SCJ mounting: Basic, FA, LB, TC, TCM1. Seals: TPU standard / H = Viton / N = NBR. Thread: blank = PT, G = G thread.
Fine-tune the 50 mm stroke end by up to 10 mm during machine commissioning to perfectly align grippers or stops without mechanical shims.
Adjust the retract end position to precisely control the ejection stroke for small plastic or electronic components on an assembly line.
Compensate for mechanical wear in linkage or tooling over time by slightly extending the stroke end via the rear screw, maintaining process accuracy.
Choose the SCJ32 for light-duty push tasks up to 724 N at the maximum 0.9 MPa operating pressure. If your application requires more force, step up to the SCJ40 bore, which provides 628 N of push force at the same 0.5 MPa pressure. For applications where the stroke length never needs field adjustment, the fixed-stroke SC32 cylinder is a simpler, cost-effective alternative. This adjustable-stroke unit is a direct replacement for another AirTAC SCJ32X50-10S with PT ports and a basic mount.
Adjustable-stroke checklist
At 0.5 MPa, the push force is 402 N and the pull force is 345 N. The maximum push force at 0.9 MPa is 724 N. The pull force is lower due to the area of the 12 mm piston rod.
A screw in the rear cap acts as an adjustable end-stop for the piston. Turning it shortens the stroke end by up to 10 mm from the nominal 50 mm maximum. It does not change the cylinder's force or speed.
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